In "Minecraft's" Creative or Spectator modes, you can fly by double-tapping the jump button, but in Survival mode, you'll need to find an Elytra.

Here's a guide for how to switch your Minecraft world from Survival to Creative Mode for Consoles, PC, and Pocket Edition.

Changing gamemodes in Minecraft might be considered cheating in some cases, but it can allow players to do a variety of things mid-game.